The birth of Joni Koos

Joni Helen Koos was born on September 12, 1954 in Santa Clara County, California.

Her father's last name is Koos, and her mother's maiden name is Giaya. If Joni is still alive, she's now seventy years old.

Her potential siblings include Tenna (born 1956), Leonard (born 1958) and Karen (born 1952).